In the News
Cell Mutations That Lead To Apoptosis May Contribute To Aging In Mamma
A University of Florida study has found that mutations in the mitochondria caused by obesity and lack of exercise -- not oxidative stress from free radicals -- may be a key factor in the aging process. Study Links Emotions In Play And Memories
Psychologists from Case Western Reserve University have found that the range of emotions that children use in play can be used as an indicator of how emotionally charged their memories will be. JFK in History: Cuban Missile Crisis
This presentation looks at the events of the Cuban Missile Crisis, which started when, in "October 1962, a U.S. spy plane secretly photographed nuclear missile sites being built by the Soviet Union on the island of Cuba."Text and recordings provide history of the conflict, which could have resulted in nuclear war, and its resolution and aftermath. Includes a link to a related exhibit. From the John F. Kennedy Presidential Library and Museum. ResourceShelf's DocuTicker
This site provides "daily update of new reports from government agencies, ngo's, think tanks, and other groups. DocuTicker is compiled by the librarians who bring you ResourceShelf.com."This blog features links to the primary documents in areas such as the environment, foreign policy, healthcare, politics, the economy, and more. Searchable, or browsable by date back to June 2004. Compiled by librarians Gary Price, Steven M. Cohen, and Shirl Kennedy. New Genome Comparison Finds Chimps, Humans Very Similar at the DNA Lev
Summary of the results of the "first comprehensive comparison of the genetic blueprints of humans and chimpanzees [which] shows our closest living relatives share perfect identity with 96 percent of our DNA sequence."Includes the full text of the report by the Chimpanzee Sequencing and Analysis Consortium, published in the journal Nature. From the National Human Genome Research Institute (NHGRI), National Institutes of Health (NIH). Discovery Clarifies Role Of Peptide In Biological Clock
A biologist at Washington University in St. Louis is giving the VIP treatment to laboratory mice in hopes of unraveling more clues about our biological clock. VIP is not "very important person,"but vasoactive intestinal polypeptide (VIP), a neuropeptide originally found in the gut, that is also made by a specialized group of neurons in the brain. U.S. Exports Nitrogen Pollution Elsewhere
The United States is exporting nitrogen pollution beyond its borders, and some may even be reaching western Europe, according to a recent data analysis by scientists at the National Center for Atmospheric Research (NCAR) in Boulder, Colo. and the University of New Hampshire. At the same time, however, most of the nitrogen pollution produced in Western Europe is deposited within its own boundaries. Study Identifies Potential Drug Target For Huntington's Disease
An enzyme known to be critical for the repair of damaged cells and the maintenance of cellular energy may be a useful target for new strategies to treat Huntington's disease and other disorders characterized by low cellular energy levels. A research team from the MassGeneral Institute for Neurodegenerative Disease has discovered a novel inhibitor of Poly (ADP-ribose) polymerase (PARP1) and found that PARP1 inhibitors can protect HD-affected cells from damage in laboratory assays. The Greatest Gadgets of All Time: Wired's Picks and Yours
Think the iPhone is "the most significant device in the history of wireless communications"? Guess again -- we can think of dozens of gadgets that are more significant. Rate our picks -- and submit your own -- in this poll. Climate Change Hearing Heats Up
Speaker Nancy Pelosi riles Republicans by calling for a cap on greenhouse gas emissions. One opponent wonders, "Is it so bad if it gets warmer?" In 27B Stroke 6.
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